Telephone set



FIG. 1 is a front elevational view of a telephone set showing my design;

FIG. 2 is a side elevation view, taken from the right with respect to FIG. 1;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is an elevational view taken from the side opposite that in FIG. 2; and

FIG. 6 is a bottom view thereof. 

The ornamental design for a telephone set, as shown and described. 